1 /*

     2  * Copyright 2003-2007 Sun Microsystems, Inc.  All Rights Reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

    20  * CA 95054 USA or visit www.sun.com if you need additional information or

    21  * have any questions.

    22  */

    23 

    24 /*

    25  * @test

    26  * @bug 4898428

    27  * @summary test that the new getInstance() implementation works correctly

    28  * @author Andreas Sterbenz

    29  */

    30 

    31 import java.security.*;

    32 

    33 import javax.crypto.*;

    34 

    35 public class TestGetInstance {

    36 

    37     private static void same(Object o1, Object o2) throws Exception {

    38         if (o1 != o2) {

    39             throw new Exception("not same object");

    40         }

    41     }

    42 

    43     public static void main(String[] args) throws Exception {

    44         long start = System.currentTimeMillis();

    45 

    46         Provider p = Security.getProvider("SunJCE");

    47 

    48         Mac mac;

    49 

    50         mac = Mac.getInstance("hmacmd5");

    51         System.out.println("Default: " + mac.getProvider().getName());

    52         mac = Mac.getInstance("hmacmd5", "SunJCE");

    53         same(p, mac.getProvider());

    54         mac = Mac.getInstance("hmacmd5", p);

    55         same(p, mac.getProvider());

    56 

    57         try {

    58             mac = Mac.getInstance("foo");

    59             throw new AssertionError();

    60         } catch (NoSuchAlgorithmException e) {

    61             System.out.println(e);

    62         }

    63         try {

    64             mac = Mac.getInstance("foo", "SunJCE");

    65             throw new AssertionError();

    66         } catch (NoSuchAlgorithmException e) {

    67             System.out.println(e);

    68         }

    69         try {

    70             mac = Mac.getInstance("foo", p);

    71             throw new AssertionError();

    72         } catch (NoSuchAlgorithmException e) {

    73             System.out.println(e);

    74         }

    75 

    76         try {

    77             mac = Mac.getInstance("foo", "SUN");

    78             throw new AssertionError();

    79         } catch (NoSuchAlgorithmException e) {

    80             System.out.println(e);

    81         }

    82         try {

    83             mac = Mac.getInstance("foo", Security.getProvider("SUN"));

    84             throw new AssertionError();

    85         } catch (NoSuchAlgorithmException e) {

    86             System.out.println(e);

    87         }

    88         try {

    89             mac = Mac.getInstance("foo", "foo");

    90             throw new AssertionError();

    91         } catch (NoSuchProviderException e) {

    92             System.out.println(e);

    93         }

    94         long stop = System.currentTimeMillis();

    95         System.out.println("Done (" + (stop - start) + " ms).");

    96     }

    97 }